Update sidekiq and improve readme/gemspec

Gemfile

@@ -2,6 +2,3 @@ source 'https://rubygems.org'
 
 # Specify your gem's dependencies in sidekiq-failures.gemspec
 gemspec
-
-# FIXME remove once tabs support is released
-gem "sidekiq", github: "mperham/sidekiq"

README.md

@@ -1,30 +1,46 @@
 # Sidekiq::Failures
 
 Keeps track of Sidekiq failed jobs and adds a tab to the Web UI to let you browse
-them. Makes use of Sidekiq's custom tabs and middlewares.
+them. Makes use of Sidekiq's custom tabs and middleware chain.
+
+It mimics the way Resque keeps track of failures.
 
 Note that each failed retry will create a new failed job. This might result in a
-prety big failures list. Think twice before using this project. In most cases
-automatic retries allied with exception notifications will be enough.
+pretty big failures list. Think twice before using this project. In most cases
+automatic retries allied to exception notifications will be enough.
+
+## Important Note!
+
+This is an ongoing, alpha level project. Be prepared that the API might change and bugs might occur.
 
 ## Installation
 
 Add this line to your application's Gemfile:
 
-    gem 'sidekiq-failures'
+```ruby
+gem 'sidekiq-failures'
+```
 
-And then execute:
+## Dependencies
 
-    $ bundle
+Depends on Sidekiq >= 2.2.1
 
 ## Usage
 
 Simply having the gem in your Gemfile should be enough.
 
+Your failed jobs will be visible via a Failures tab in the Web UI.
+
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)
 3. Commit your changes (`git commit -am 'Added some feature'`)
 4. Push to the branch (`git push origin my-new-feature`)
 5. Create new Pull Request
+
+## License
+
+Released under the MIT License. See the [LICENSE][license] file for further details.
+
+[license]: https://github.com/mhfs/sidekiq-failures/blob/master/LICENSE

sidekiq-failures.gemspec

@@ -4,8 +4,8 @@ require File.expand_path('../lib/sidekiq/failures/version', __FILE__)
 Gem::Specification.new do |gem|
   gem.authors       = ["Marcelo Silveira"]
   gem.email         = ["marcelo@mhfs.com.br"]
-  gem.description   = %q{Keep track of Sidekiq failed jobs and add a tab to the Web UI to let you browse and manually retry them}
-  gem.summary       = %q{Keep track of Sidekiq failed jobs and add a tab to the Web UI to let you browse and manually retry them}
+  gem.description   = %q{Keep track of Sidekiq failed jobs}
+  gem.summary       = %q{Keeps track of Sidekiq failed jobs and adds a tab to the Web UI to let you browse them. Makes use of Sidekiq's custom tabs and middleware chain.}
   gem.homepage      = "https://github.com/mhfs/sidekiq-failures/"
 
   gem.files         = `git ls-files`.split($\)
@@ -15,8 +15,7 @@ Gem::Specification.new do |gem|
   gem.require_paths = ["lib"]
   gem.version       = Sidekiq::Failures::VERSION
 
-  # FIXME uncomment once tab support is released
-  # gem.add_dependency "sidekiq"
+  gem.add_dependency "sidekiq", ">= 2.2.1"
   gem.add_dependency "slim"
   gem.add_dependency "sinatra"
   gem.add_dependency "sprockets"